Multi-functional keyboard for data processing systems



FIG. 1 is a top plan view of a multi-functional keyboard for data processing systems showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a sectional view thereof;

FIG. 7 is a left side elevational view thereof with an interpretation template attached and in raised position;

FIG. 8 is a left side elevational view thereof with a reader attached;

FIG. 9 is a left side elevational view thereof with the template raised and the reader attached;

FIG. 10 is a bottom plan view thereof with the reader attached;

FIG. 11 is a rear elevational view thereof with the template raised and the reader attached;

FIG. 12 is a top, front, right side perspective view thereof with the template cut away and in raised position and with the reader attached. 

The ornamental design for a multi-functional keyboard for data processing systems, as shown and described. 